Methods of broadcasting and receiving high quality sound program

Details Methods of broadcasting and receiving high quality sound program Methods of broadcasting and receiving high quality sound program

1985-05-29

1988-02-02

Isen, Forester W.

Electrical audio signal processing systems and devices

Binaural and stereophonic

Broadcast or multiplex stereo

3701101, 358144, H04H 500

Patent

active

047232854

ABSTRACT:
A broadcast center delivers each program in digital form and assembles the digital signals of the programs to constitute a digital multiplex which is conveyed to reception points by radio links or by cables. A program is selected by searching for coinicidence between a user-specified number and a channel number in the digital multiplex. The receiver device comprises an input circuit (1), a synchronization word finding cirucit (2), a bit counter (4), a channel counter (5), a comparator (7), a keyboard (8), first (11) and second (10) registers, a parity check register (13), and a digital to analog converter (14).

REFERENCES:
patent: 4437183 (1984-03-01), Profet
patent: 4498170 (1985-02-01), Noguchi et al.
patent: 4519068 (1985-05-01), Krebs et al.
patent: 4667320 (1987-05-01), Onno et al.
"Optical Fiber Mutiservice Subscriber Connection System: SAFO", Jean-Luc Popovics, IEEE vol. COM-30, No. 9, Sep. 1982.
"An Electronic Broadband Switch", Onno et al., ISS '84 Florence, 7-11 May 1984.

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